Sirius similar games & best alternatives

Sirius

PC (Microsoft Windows) • 2015

Should you play it?

Sirius Online is a unique, easy to play Space Action Shooter with ongoing progression. Join the Ranks of the Terran Reclaim Forces or the Sirius Colonial Council today and fight for your Faction! Explore forgotten battlefields, find Treasures, create an empire and rule the universe!

What works

  • Free to play classic version available
  • Active and dedicated developer
  • Large explorable space
  • Fluid ship controls
  • Potential for growth

Things to keep in mind

  • Very early access with limited content
  • Small and declining player base
  • Bugs and ui issues
  • Lack of tutorial and guidance
  • Server instability and abandonment

What to play next

Top picks

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Choose your own criteria ->

Last update: 18/09/2026